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EMC D-DS-OP-23 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Monitoring, Troubleshooting & Workload Management | 10% | - Cluster resource allocation - Performance monitoring and logging - Bottleneck identification and resolution |
| Topic 2: Streaming & IoT Data Processing | 15% | - Real-time ingestion frameworks - Pravega, Kafka, NiFi usage - Stream processing optimization |
| Topic 3: Governance, Security & Compliance | 15% | - Data governance policies - Regulatory compliance - Security and privacy protection |
| Topic 4: Data Processing Frameworks | 22% | - Hadoop ecosystem tuning - Apache Spark optimization - Batch and real-time processing optimization |
| Topic 5: Storage & Data Management | 18% | - Data formats, partitioning, and indexing - SQL/NoSQL performance tuning - Distributed storage system optimization |
| Topic 6: Data Pipeline Optimization | 20% | - Design scalable and efficient data pipelines - ETL/ELT workflow optimization - Reduce latency and improve throughput |
EMC Dell Data Scientist and Data Engineering Optimize 2023 Sample Questions:
Question 1
A manufacturing organization intents to minimize production costs by analyzing real-time data after implementing IoT tools.
Which business driver would be affected if the organization follows this strategy?
A. Customer experience
B. Product choices
C. New sources of revenue
D. Operational efficiency
Question 2
Which encoding standard is used by Python 2 to store strings?
A. Binary
B. ASCII
C. Unicode
D. Static
Question 3
What is the primary use of sets in Python?
A. Storing key-value pairs
B. Storing hierarchical data
C. Storing unique elements
D. Storing ordered sequences
Question 4
Which component of the Apache Atlas framework allows metadata to be added to the Atlas environment?
A. Graph Engine
B. Metadata Sources
C. Apps
D. Ingest/Export
Question 5
In order for a table to be normalized in 4NF, what two conditions must be met?
A. Table is in 3NF
No dependencies exist
B. Table is in 3NF
No multi-valued dependencies exist
C. Table is in BCNF
Multi-valued depen
D. Table is in BCNF
No multi-valued dependencies exist
Solutions:
| Question 1 Answer: D | Question 2 Answer: B | Question 3 Answer: C | Question 4 Answer: D | Question 5 Answer: D |
